+package org.argeo.cms.e4.rap;
+
+import java.security.AccessController;
+
+import javax.security.auth.Subject;
+import javax.security.auth.login.LoginContext;
+import javax.security.auth.login.LoginException;
+
+import org.argeo.cms.CmsException;
+import org.argeo.cms.auth.CurrentUser;
+import org.argeo.cms.ui.CmsImageManager;
+import org.argeo.cms.ui.CmsView;
+import org.argeo.cms.ui.UxContext;
+import org.argeo.cms.util.SimpleUxContext;
+import org.argeo.cms.widgets.auth.CmsLoginShell;
+import org.argeo.node.NodeConstants;
+import org.eclipse.e4.ui.workbench.lifecycle.PostContextCreate;
+import org.eclipse.swt.widgets.Display;
+
+@SuppressWarnings("restriction")
+public class CmsLoginLifecycle implements CmsView {
+ private UxContext uxContext;
+ private LoginContext loginContext;
+
+ @PostContextCreate
+ boolean login(Display d) {
+ Subject subject = Subject.getSubject(AccessController.getContext());
+ Display display = Display.getCurrent();
+ CmsLoginShell loginShell = new CmsLoginShell(this);
+ loginShell.setSubject(subject);
+ try {
+ // try pre-auth
+ loginContext = new LoginContext(NodeConstants.LOGIN_CONTEXT_USER, subject, loginShell);
+ loginContext.login();
+ } catch (LoginException e) {
+ loginShell.createUi();
+ loginShell.open();
+
+ while (!loginShell.getShell().isDisposed()) {
+ if (!display.readAndDispatch())
+ display.sleep();
+ }
+ }
+ if (CurrentUser.getUsername(getSubject()) == null)
+ return false;
+ uxContext = new SimpleUxContext();
+ return true;
+ }
+
+ @Override
+ public UxContext getUxContext() {
+ return uxContext;
+ }
+
+ @Override
+ public void navigateTo(String state) {
+ // TODO Auto-generated method stub
+
+ }
+
+ @Override
+ public void authChange(LoginContext loginContext) {
+ if (loginContext == null)
+ throw new CmsException("Login context cannot be null");
+ // logout previous login context
+// if (this.loginContext != null)
+// try {
+// this.loginContext.logout();
+// } catch (LoginException e1) {
+// System.err.println("Could not log out: " + e1);
+// }
+ this.loginContext = loginContext;
+ }
+
+ @Override
+ public void logout() {
+ if (loginContext == null)
+ throw new CmsException("Login context should not bet null");
+ try {
+ CurrentUser.logoutCmsSession(loginContext.getSubject());
+ loginContext.logout();
+ } catch (LoginException e) {
+ throw new CmsException("Cannot log out", e);
+ }
+ }
+
+ @Override
+ public void exception(Throwable e) {
+ // TODO Auto-generated method stub
+
+ }
+
+ @Override
+ public CmsImageManager getImageManager() {
+ // TODO Auto-generated method stub
+ return null;
+ }
+
+ protected Subject getSubject() {
+ return loginContext.getSubject();
+ }
+
+ @Override
+ public boolean isAnonymous() {
+ return CurrentUser.isAnonymous(getSubject());
+ }
+
+}